/**
 * @author ghp
 * @title
 * @description
 */
public class Main {
    public static void main(String[] args) {
        Solution solution = new Solution();
//        int i = solution.numIslands(new char[][]{
//                {'1', '1', '1', '1', '0'}, {'1', '1', '0', '1', '0'}, {'1', '1', '0', '0', '0'}, {'0', '0', '0', '0', '0'}});
//        int i = solution.numIslands(new char[][]{
//                {'1', '1', '1'}, {'0', '1', '0'}, {'1', '1', '1'}
//        });
//        int i = solution.numIslands(new char[][]{
//                {'1','0','1','1','1'},{'1','0','1','0','1'},{'1','1','1','0','1'}
//        });

//        System.out.println("i = " + i);
    }
}
